BMS I Review

BMS I Review

University

30 Qs

quiz-placeholder

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BMS I Review

BMS I Review

Assessment

Quiz

Health Sciences

University

Medium

Created by

Andrew smith

Used 2+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which protein modification is key to activating RNA polymerase II during transcription initiation?

Ubiquitination

Glycosylation

Phosphorylation

Acetylation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Housekeeping genes typically exhibit which of the following transcription characteristics?

Inducible expression with variable levels

No promoter regions

Constitutive expression with relatively stable protein output

Expression only during mitosis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component facilitates vesicle scission in clathrin-mediated endocytosis?

Flippase

Caveolin

Dynamin

Scramblase

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which lipid type contains a sphingosine backbone and determines human blood group antigens?

Glycerophospholipids

Sterols

Triacylglycerols

Sphingolipids

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would most likely lower the melting point of a fatty acid?

Increasing carbon chain length

Adding cis double bonds

Removing carboxylic acid group

Saturating the chain

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes the role of topoisomerase II during DNA replication and transcription?

Adds methyl groups to cytosine residues

Removes introns from pre-mRNA

Resolves DNA supercoiling by breaking and rejoining double strands

Catalyzes peptide bond formation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In eukaryotic transcription, the basal rate of transcription is most directly influenced by which factor?

Intronic sequences

Codon bias

Promoter sequence and RNA polymerase interaction

Polyadenylation signal

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